Home / 1,508,052.30-2,262,078.45-878,196.30

Finding the Fourth Proportional to 1,508,052.30, 2,262,078.45 and 878,196.30

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Solution

The fourth proportional to 1,508,052.30, 2,262,078.45 and 878,196.30 is: 1,317,294.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,052.30 : 2,262,078.45 = 878,196.30 : x
  2. Step 2: Convert to fraction form
    1,508,052.30/2,262,078.45 = 878,196.30/x
  3. Step 3: Cross multiply
    1,508,052.30x = 2,262,078.45 × 878,196.30
  4. Step 4: Simplify right side
    1,508,052.30x = 1,986,548,925,099.74
  5. Step 5: Solve for x
    x = 1,986,548,925,099.74/1,508,052.30
  6. Step 6: Final answer
    x = 1,317,294.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.